268304

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:458

約数の個数: 20

約数和(自身を含む): 533820

約数和(自身を除く): 265516

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 409, 656, 818, 1636, 3272, 6544, 16769, 33538, 67076, 134152, 268304]

約数ペア:

[(1, 268304), (2, 134152), (4, 67076), (8, 33538), (16, 16769), (41, 6544), (82, 3272), (164, 1636), (328, 818), (409, 656)]